550403042 has 8 divisors (see below), whose sum is σ = 943548096. Its totient is φ = 235887012.

The previous prime is 550402969. The next prime is 550403059. The reversal of 550403042 is 240304055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 550402999 and 550403017.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19657238 + ... + 19657265.

It is an arithmetic number, because the mean of its divisors is an integer number (117943512).

Almost surely, 2^550403042 is an apocalyptic number.

550403042 is a deficient number, since it is larger than the sum of its proper divisors (393145054).

550403042 is a wasteful number, since it uses less digits than its factorization.

550403042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39314512.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 550403042 is about 23460.6701097816. The cubic root of 550403042 is about 819.5213556031.

Adding to 550403042 its reverse (240304055), we get a palindrome (790707097).

The spelling of 550403042 in words is "five hundred fifty million, four hundred three thousand, forty-two".